(19)

(11)

EP 2 030 221 A1

(12)

(43) Date of publication: 04.03.2009 Bulletin 2009/10 (21) Application number: 07730105.9 (22) Date of filing: 13.06.2007

(51) International Patent Classification (IPC):  H01J 37/34(2006.01) (86) International application number: PCT/EP2007/055791 (87) International publication number: WO 2007/147757 (27.12.2007 Gazette 2007/52)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 19.06.2006 EP 06115659 (71) Applicant: Bekaert Advanced Coatings 9800 Deinze (BE)	(72) Inventors: VAN DE PUTTE, Ivan B-8800 Roeselare (BE) DE BOSSCHER, Wilmert B-9031 Drongen (BE)